*{box-sizing:border-box;margin:0;padding:0;outline:none}
:root{
  --bg:#F5F0E8;--ink:#1A1A2E;--red:#E63946;--gray:#8A8A9A;--light:#EDE8DF;
  --font-head:'Playfair Display',serif;--font-body:'DM Sans',sans-serif;
}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);min-height:100vh;position:relative;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");pointer-events:none;z-index:0;opacity:.4}

/* MASTHEAD */
header{padding:2rem 2rem 0;position:relative;z-index:1}
.masthead-top{display:flex;justify-content:space-between;align-items:center;font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--gray);margin-bottom:.75rem}
.masthead-title{font-family:var(--font-head);font-size:clamp(3rem,10vw,7rem);font-weight:900;line-height:.9;letter-spacing:-.02em;text-align:center;margin-bottom:.5rem}
.masthead-title span{color:var(--red)}
.masthead-sub{text-align:center;font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin-bottom:1.5rem}
hr.rule{border:none;border-top:2px solid var(--ink);margin:0 2rem}
hr.rule-thin{border:none;border-top:1px solid var(--light);margin:0 2rem}

/* SETTINGS PANEL */
.settings-toggle{display:flex;align-items:center;gap:.5rem;background:none;border:none;cursor:pointer;font-family:var(--font-body);font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;color:var(--gray);padding:1rem 2rem;transition:color .2s}
.settings-toggle:hover{color:var(--ink)}
.settings-toggle svg{transition:transform .3s}
.settings-toggle.open svg{transform:rotate(180deg)}
.settings-panel{overflow:hidden;max-height:0;transition:max-height .4s ease}
.settings-panel.open{max-height:800px}
.settings-inner{padding:1.5rem 2rem;display:grid;gap:1.5rem}
.settings-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:600px){.settings-row{grid-template-columns:1fr}}

label{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);display:block;margin-bottom:.4rem}
select,input,textarea{width:100%;background:var(--light);border:1px solid transparent;border-radius:4px;padding:.6rem .8rem;font-family:var(--font-body);font-size:.9rem;color:var(--ink);outline:none;transition:border-color .2s}
select:focus,input:focus,textarea:focus{border-color:var(--ink)}
textarea{resize:vertical;min-height:90px;line-height:1.5}

.preset-actions{display:flex;gap:.5rem;margin-top:.5rem}
.btn-sm{padding:.4rem .8rem;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--ink);background:none;cursor:pointer;font-family:var(--font-body);transition:all .2s;border-radius:2px}
.btn-sm:hover{background:var(--ink);color:var(--bg)}
.btn-sm.danger{border-color:var(--red);color:var(--red)}
.btn-sm.danger:hover{background:var(--red);color:#fff}

/* MAIN AREA */
main{padding:1.5rem 2rem;position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:2rem;min-height:auto}
@media(max-width:700px){main{grid-template-columns:1fr;min-height:auto}}

.pane-label{font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--gray);margin-bottom:.75rem;display:flex;justify-content:space-between;align-items:center}
.pane-label .issue{font-family:var(--font-head);font-style:italic;font-size:.85rem;color:var(--red)}

#input-lyrics{width:100%;height:180px;background:var(--light);border:1px solid transparent;border-radius:4px;padding:1rem;font-family:var(--font-body);font-size:.95rem;line-height:1.8;color:var(--ink);resize:none;outline:none;transition:border-color .2s}
#input-lyrics:focus{border-color:var(--ink)}
#input-lyrics::placeholder{color:var(--gray)}

.output-box{height:180px;overflow-y:auto;background:var(--light);border-radius:4px;padding:1rem;font-size:.95rem;line-height:1.8;position:relative;scroll-behavior:smooth}
.output-box .placeholder{color:var(--gray);font-style:italic}
.bilingual-line{margin-bottom:.1rem}
.bilingual-line.original{color:var(--ink);font-weight:500}
.bilingual-line.translated{color:var(--gray);font-size:.88rem;margin-bottom:.6rem}

/* ACTIONS */
.actions{padding:1rem 2rem 2rem;position:relative;z-index:1;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.actions .btn-primary{min-width:120px}
.shortcut-hint{font-size:.7rem;color:var(--gray);letter-spacing:.05em}
.btn-primary{padding:.75rem 2rem;background:var(--ink);color:var(--bg);border:none;font-family:var(--font-body);font-size:.8rem;letter-spacing:.15em;text-transform:uppercase;cursor:pointer;transition:background .2s;border-radius:2px}
.btn-primary:hover{background:#2d2d4e}
.btn-primary:disabled{opacity:.4;cursor:not-allowed}
.btn-copy{padding:.75rem 1.5rem;background:none;border:1px solid var(--ink);color:var(--ink);font-family:var(--font-body);font-size:.8rem;letter-spacing:.15em;text-transform:uppercase;cursor:pointer;transition:all .2s;border-radius:2px}
.btn-copy:hover{background:var(--ink);color:var(--bg)}
.status{font-size:.8rem;color:var(--gray);letter-spacing:.05em}

/* LOADING */
.dots span{animation:blink 1.2s infinite}
.dots span:nth-child(2){animation-delay:.2s}
.dots span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.2}40%{opacity:1}}

/* MODAL */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(26,26,46,.5);z-index:100;align-items:center;justify-content:center;padding:1rem}
.modal-overlay.open{display:flex}
.modal{background:var(--bg);padding:2rem;border-radius:6px;width:100%;max-width:480px;position:relative}
.modal h3{font-family:var(--font-head);font-size:1.5rem;margin-bottom:1.5rem}
.modal-fields{display:grid;gap:1rem}
.modal-actions{display:flex;gap:.75rem;margin-top:1.5rem;justify-content:flex-end}